An investment of $31,000 was made by a business club. The investment was split into three parts and lasted for one year. The first part of the investment earned 8% interest, the second 6%, the third 9%. Total interest from the investment was $2370. The interest from the first investment was 3 times the interest from the second. What are the amounts from the three parts of the investments?

a: What is the amount of the first part of the investment?

b:What is the amount of the secondpart of the investment?

c:What is the amount of the thirdpart of the investment?

Please breakdown your answer.